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摘要: Codeforces Round 618 (Div. 2) 题目链接: https://codeforces.com/contest/1300 A. Non zero 有手就行 B. Assigning to Classes 从小到大排序,然后$ans=b[n+1] b[n]$ C. Anu Has 阅读全文
posted @ 2020-03-08 21:36 mmqqdd 阅读(171) 评论(0) 推荐(0) 编辑